TDA8722 Philips Semiconductors, TDA8722 Datasheet - Page 3

• Manufacturer Part Number: TDA8722
• Description: I2C-bus programmable modulator for negative video modulation and FM sound
• Manufacturer: Philips Semiconductors

Philips Semiconductors
QUICK REFERENCE DATA
V
Notes
1. Value depends on value of resistor R17 (see Fig.7).
2. Value depends on value of capacitor C17 (see Fig.7).
1998 Jun 23
V
V
I
V
SYMBOL
DD
DDA
f
m
P/S
DDA
DDD
RF
I
negative video modulation and FM sound
2
C-bus programmable modulator for
= V
DDD
analog supply voltage
digital supply voltage
total supply current
typical modulation depth range
typical picture-to-sound level
range
RF output voltage level
asymmetrical on a 75
FM deviation on audio
subcarrier
= 5 V; T
amb
PARAMETER
= 25 C after the IC has reached thermal equilibrium; unless otherwise specified.
load
normal mode
video level (pin 19) = 0.5 V (p-p);
note 1; see Fig.10
note 2; see Fig.11
frequency between
471.25 and 855.25 MHz
f
before pre-emphasis filter
i
= 400 Hz; V
CONDITIONS
3
1
= 0.5 V (RMS);
4.5
4.5
41
65
77
20
18
MIN.
5.0
5.0
52
80
25
TYP.
Product specification
5.5
5.5
63
90
83
30
TDA8722
MAX.
10
V
V
mA
%
dB
dB V
kHz
UNIT